From 94d3ba16240ea7163c035c17791c23db94f493d4 Mon Sep 17 00:00:00 2001
From: pyritepirate <44350183+pyritepirate@users.noreply.github.com>
Date: Mon, 31 Dec 2018 03:58:07 +0100
Subject: [PATCH] sha256q algo (#332)

---
 stratum/algos/makefile             |  2 +-
 stratum/algos/sha256q.c            | 32 ++++++++++++++++++++++++++++++
 stratum/algos/sha256q.h            | 16 +++++++++++++++
 stratum/config.sample/sha256q.conf | 17 ++++++++++++++++
 stratum/stratum.cpp                |  2 ++
 stratum/stratum.h                  |  1 +
 web/yaamp/core/functions/yaamp.php |  4 ++++
 7 files changed, 73 insertions(+), 1 deletion(-)
 create mode 100644 stratum/algos/sha256q.c
 create mode 100644 stratum/algos/sha256q.h
 create mode 100644 stratum/config.sample/sha256q.conf

diff --git a/stratum/algos/makefile b/stratum/algos/makefile
index 61999a4b9..d8edf0b44 100644
--- a/stratum/algos/makefile
+++ b/stratum/algos/makefile
@@ -15,7 +15,7 @@ SOURCES=lyra2re.c lyra2v2.c Lyra2.c lyra2z.c Lyra2-z.c Sponge.c allium.c \
 	deep.c fresh.c groestl.c neoscrypt.c nist5.c quark.c qubit.c skein.c skein2.c \
 	bitcore.c timetravel.c x11evo.c x16r.c x16s.c xevan.c bastion.c hmq17.c sonoa.c \
 	bmw.c luffa.c pentablake.c vitalium.c whirlpool.c whirlpoolx.c zr5.c \
-	scrypt.c scryptn.c sha256.c sha256t.c \
+	scrypt.c scryptn.c sha256.c sha256t.c sha256q.c \
 	yescrypt.c yescrypt-opt.c sha256_Y.c \
 	a5a.c a5amath.c m7m.c magimath.cpp velvet.c \
 	argon2a.c blake2/blake2b.c ar2/argon2.c ar2/core.c ar2/encoding.c ar2/opt.c ar2/thread.c ar2/ar2-scrypt-jane.c \
diff --git a/stratum/algos/sha256q.c b/stratum/algos/sha256q.c
new file mode 100644
index 000000000..1cd7f4d26
--- /dev/null
+++ b/stratum/algos/sha256q.c
@@ -0,0 +1,32 @@
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "sha256.h"
+
+#include <stdlib.h>
+
+void sha256q_hash(const char* input, char* output, uint32_t len)
+{
+	unsigned char hash[64];
+
+	SHA256_CTX ctx_sha256;
+	SHA256_Init(&ctx_sha256);
+	SHA256_Update(&ctx_sha256, input, len);
+	SHA256_Final(hash, &ctx_sha256);
+
+	SHA256_Init(&ctx_sha256);
+	SHA256_Update(&ctx_sha256, hash, 32);
+	SHA256_Final(hash, &ctx_sha256);
+
+	SHA256_Init(&ctx_sha256);
+	SHA256_Update(&ctx_sha256, hash, 32);
+	SHA256_Final(hash, &ctx_sha256);
+
+	SHA256_Init(&ctx_sha256);
+	SHA256_Update(&ctx_sha256, hash, 32);
+	SHA256_Final((unsigned char*)output, &ctx_sha256);
+}
+
diff --git a/stratum/algos/sha256q.h b/stratum/algos/sha256q.h
new file mode 100644
index 000000000..23fd6c1b9
--- /dev/null
+++ b/stratum/algos/sha256q.h
@@ -0,0 +1,16 @@
+#ifndef SHA256Q_H
+#define SHA256Q_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+void sha256q_hash(const char* input, char* output, uint32_t len);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/stratum/config.sample/sha256q.conf b/stratum/config.sample/sha256q.conf
new file mode 100644
index 000000000..8b4c0d171
--- /dev/null
+++ b/stratum/config.sample/sha256q.conf
@@ -0,0 +1,17 @@
+[TCP]
+server = yaamp.com
+port = 3337
+password = tu8tu5
+
+[SQL]
+host = yaampdb
+database = yaamp
+username = root
+password = patofpaq
+
+[STRATUM]
+algo = sha256q
+difficulty = 1
+max_ttf = 40000
+reconnect = 1
+
diff --git a/stratum/stratum.cpp b/stratum/stratum.cpp
index b8e38c23f..47979ee0b 100644
--- a/stratum/stratum.cpp
+++ b/stratum/stratum.cpp
@@ -195,6 +195,8 @@ YAAMP_ALGO g_algos[] =
 
 	{"sha256t", sha256t_hash, 1, 0, 0}, // sha256 3x
 
+	{"sha256q", sha256q_hash, 1, 0, 0}, // sha256 4x
+
 	{"sib", sib_hash, 1, 0, 0},
 
 	{"whirlcoin", whirlpool_hash, 1, 0, sha256_hash_hex }, /* old sha merkleroot */
diff --git a/stratum/stratum.h b/stratum/stratum.h
index 636141af5..5aa4a75ba 100644
--- a/stratum/stratum.h
+++ b/stratum/stratum.h
@@ -180,6 +180,7 @@ void sha256_double_hash_hex(const char *input, char *output, unsigned int len);
 #include "algos/skein.h"
 #include "algos/keccak.h"
 #include "algos/sha256t.h"
+#include "algos/sha256q.h"
 #include "algos/skunk.h"
 #include "algos/timetravel.h"
 #include "algos/bitcore.h"
diff --git a/web/yaamp/core/functions/yaamp.php b/web/yaamp/core/functions/yaamp.php
index aaf31000a..f604ca22d 100755
--- a/web/yaamp/core/functions/yaamp.php
+++ b/web/yaamp/core/functions/yaamp.php
@@ -6,6 +6,7 @@ function yaamp_get_algos()
 	return array(
 		'sha256',
 		'sha256t',
+		'sha256q',
 		'scrypt',
 		'scryptn',
 		'allium',
@@ -84,6 +85,7 @@ function yaamp_algo_mBTC_factor($algo)
 	switch($algo) {
 	case 'sha256':
 	case 'sha256t':
+	case 'sha256q':
 	case 'blake':
 	case 'blakecoin':
 	case 'blake2s':
@@ -144,6 +146,7 @@ function getAlgoColors($algo)
 	$a = array(
 		'sha256'	=> '#d0d0a0',
 		'sha256t'	=> '#d0d0f0',
+		'sha256q'	=> '#9696dd',
 		'scrypt'	=> '#c0c0e0',
 		'neoscrypt'	=> '#a0d0f0',
 		'scryptn'	=> '#d0d0d0',
@@ -226,6 +229,7 @@ function getAlgoPort($algo)
 	$a = array(
 		'sha256'	=> 3333,
 		'sha256t'	=> 3339,
+		'sha256q'	=> 3337,
 		'lbry'		=> 3334,
 		'scrypt'	=> 3433,
 		'timetravel'	=> 3555,